Lycoming HIO-360-D1A
Service difficulty reports · 78
Newest first. General aviation reporting is voluntary.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'HIO360D1A' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'HIO360D1A' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR CA000530017Boot · torn(CAN)WHILE PERFORMING A POST-FLIGHT INSPECTION, THE PILOT NOTED GREASE ON THE FAN HOUSING (SCROLL ASSY). INSPECTION SHOWED A TEAR ON BOOT 269A-5473 INSTALLED ON ADAPTER 269A5411. DRIVESHAFT GREASE HAS LEAKED RADIALLY FROM BOOT. BOOT STILL CONTAINED SUFFICIESDR CA991004031Cylinder · worn(CAN) POWER LOSS EXPERIENCED DUE TO STICKY VALVES.SDR 99ZZZX239Bearing · failedWHILE IN-FLIGHT, PILOT NOTICED SLIGHT VIBRATION COMING FROM THE ENGINE AND A DROP IN OIL PRESSURE STARTING TO OCCUR. PILOT OPTED FOR A PRECAUTIONARY LANDING. UPON COMPLETION, OIL PRESSURE NOTED TO BE AT 15 PSI WITH A LOUD SQUEAL COMING FROM THE ENGINE. PILOSDR 98ZZZX3854Rod · failedAIRCRAFT WAS HOVERING. LOUD BANG WAS HEARD, FOLLOWED BY ENGINE SUDDEN STOPPAGE. AIRCRAFT CONTACTED GROUND HARD CAUSING LANDING GEAR DAMAGE. SUBMITTER STATED IT APPEARED THE NR 3 CYLINDER PISTON CONNECTING ROD FAILED. ENGINE WAS DUE OVERHAUL IN APPROXIMATELSDR 2000ZZZX270Piston Pin · brokenC/W ROUTINE 50-HOUR OIL CHANGE. FOUND CHUNK OF ALUMINUM IN DRAIN PLUG, ALUM FND IN OIL SCREEN, FILTER. PULLED ALL SPARK PLUGS, FOUND OIL ON NR 4 CYL PLUGS. PULLED NR 4 CYL. FOUND NO PISTON PIN CAPS IN PLACE AND A LARGE CHUNK OF MATERIAL BROKEN OFF INSIDE OSDR AU981036Blade · delaminated(AUS) TAIL ROTOR BLADE LEADING EDGE ABRASION STRIP DEBONDED. AREA OF DELAMINATION APPROXIMATELY 50.8MM BY 25.4MM (2 INCHES BY 1 INCH). PART TC: 2,267.SDR AU980734Gear · damaged(AUS) MAIN ROTOR TRANSMISSION RING GEAR TEETH BRINELLED IN AREA INDICATED IN SB B 244-3. PART TOTAL CYCLES: 896.SDR AU980735Pinion · damaged(AUS) MAIN ROTOR TRANSMISSION PINION GEAR TEETH BRINELLED IN AREA INDICATED IN SB B 244-3. PART TOTAL CYCLES: 896.SDR AU980769Fitting · improper part(AUS) CLUTCH ACTUATOR FITTING INCORRECT PART. FITTING P/N 269A5490 IS USED ON 269A AND 269B MODELS ONLY. FITTING P/N 269A5491-5 IS USED ON 269C MODELS. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED PART.SDR AU980770Control Rod · worn(AUS) TAIL ROTOR CONTROL ROD RUBBING ON `POP' RIVET TAIL. THE RIVET HAD BEEN INSTALLED SOME TIME IN THE PREVIOUS TWO YEARS TO SECURE A BRACKET UNDER THE TAIL BOOM FOR SECURING THE STATIC SYSTEM TUBE. PART TOTAL CYCLES: 161.SDR 98ZZZX2031Valve Guide · defectiveDURING PRE-TAKEOFF RUNUP, ENGINE STARTED VIBRATING AT MID-RPM RANGE AND WOULD NOT ACCELERATE. FOUND NR 3 AND NR 4 EXHAUST VALVES STICKING. REAMED GUIDES TO PROPER DIMENSION. ENGINE HAS 107.6 HOURS SINCE FACTORY OVERHAUL. THIS OPERATOR HAS HAD NUMEROUS LOW SDR AU980029Torque Tube · worn(AUS) COLLECTIVE TORQUE TUBE WORN BY BOOT PNO 269A-4031-19 LOCATED AT REAR OF CABIN.SDR AU971478Hub · mis installed(AUS) ENGINE TO TRANSMISSION UPPER CLUTCH HUB INSTALLED THE WRONG WAY AROUND. BEARING SEAT SHOULDER SHEARED OFF. PERSONNEL/MAINTENANCE ERROR.SDR AU971480Scroll · failed(AUS) ENGINE SCROLL ASSEMBLY LOWER MOUNT SEPARATED. UPPER RH BRACKET PNO 269A8597 WAS ALSO FOUND TO BE UNSERVICEABLE. THE SCROLL WAS FOULING ON THE IMPELLER.SDR AU971481Pulley · worn(AUS) DRIVE BELT IDLER PULLEY HAD THE ANODIZED COATING WORN THROUGH IN ALL GROOVES.SDR AU971476Valve · illegal mod(AUS) INTAKE ALTERNATE AIR VALVE ILLEGALLY MODIFIED. THE VALVE WAS SEALED CLOSED WITH SEALANT AND A PLASTIC OIL BOTTLE WAS GLUED OVER THE TOP. PERSONNEL/MAINTENANCE ERROR. UNAPPROVED MODIFICATION.SDR 97ZZZX3733Bolt · failedAT 500.0 HOURS TSO, THE ENGINE FAILED IN-FLIGHT. ENGINE TEAR DOWN REVEALED NR 4 CONNECTING ROD HAD FAILED, PUNCHING A HOLE THROUGH THE CRANKCASE. THE TWO CONNECTING ROD BOLTS HAD FAILED ALLOWING THE CONNECTING ROD TO COME LOOSE FROM THE CRANKSHAFT. THE BOLTSDR AU970558Case · broken(AUS) MAIN ROTOR TRANSMISSION UPPER CASE FLIGHT CONTROL SYSTEM LH MOUNTING LUG BROKEN - INDICATIONS APPEAR THAT THE LUG HAD BEEN CRACKED FOR SOME TIME - SUSPECT MOUNTING BOLT OVERTORQUED DURING INSTALLATIONSDR HAIHEEA9859Cylinder · defectiveCYLINDER DOES NOT PERFORM TO SPECS.SDR AU970348Vent · blocked(AUS) FUEL TANK VENT BLOCKED BY MUD WASP NESTSDR 97ZZZX1237Cylinder · defectiveAFTER THIS CYLINDER WAS INSTALLED, THE ENGINE OIL CONSUMPTION INCREASED. EVEN AFTER A SUFFICIENT BREAK-IN PERIOD, THE CONSUMPTION DID NOT DROP. AFTER APPROXIMATELY 162 HOURS, THE ENGINE RAN EXTREMELY ROUGH EVEN WITHOUT THE MAIN ROTOR ENGAGED. THE SPARK PLUGSDR 97ZZZX961Cylinder · studs brokeON TWO DIFFERENT SCHWEIZER HELICOPTERS EQUIPPED WITH HIO360D1A ENGINES, NR 2 CYLINDER BROKE 6 BASE STUDS. THE TWO THROUGH-STUDS REMAINED INTACT IN BOTH CASES. ONE ENGINE HAD 932 HOURS AND THE OTHER 1,424 HOURS SINCE MAJOR OVERHAUL. BREAKS ARE CLEAN WITH NO SDR 97ZZZX962Cylinder · studs brokeON TWO DIFFERENT SCHWEIZER HELICOPTERS EQUIPPED WITH HIO360D1A ENGINES, NR 2 CYLINDER BROKE 6 BASE STUDS. THE TWO THROUGH-STUDS REMAINED INTACT IN BOTH CASES. ONE ENGINE HAD 932 HOURS AND THE OTHER 1,424 HOURS SINCE MAJOR OVERHAUL. BREAKS ARE CLEAN WITH NO SDR 97ZZZX209Guide · wornFOUND LOW COMPRESSION (30/80) DURING NORMAL MAINT INSPECTION. REMOVED CYL AND FOUND .009 INCH WEAR AT PORT END OF EX GUIDE AND .002 INCH WEAR ON VALVE STEM. THIS WAS A LYCOMING FACTORY NEW CYL KIT INSTALLED DURING RECENT MAJOR OVERHAUL.SDR 97ZZZX93Engine · failedTHE ENGINE WAS REMOVED FROM THE A/C FOR A VIBRATION OF UNKNOWN CAUSE WHICH WAS DISCOVERED DURING A POST-INSPECTION RUN-UP. THE USUAL TROUBLESHOOTING PROCEDURES DID NOT PRODUCE SATISFACTORY RESULTS. THE COMPLETE ENGINE WAS SENT BACK TO THE LYCOMING FACTORY FOSDR AU961048Droop Stop · cracked(AUS) MAIN ROTOR DROOP STOP RING CRACKED IN SEVERAL PLACESSDR AU960464Drive Shaft · rusted(AUS) MAIN ROTOR DRIVE SHAFT (MAST) BORE BADLY RUSTEDSDR 95ZZZX3749Idler Shaft · studs brokeSTUDS, .3125 INCH, IN REAR OF CRANKCASE THAT HOLDS IDLER GEAR SHAFT BROKE WHICH LET THE IDLER GEAR GET BETWEEN CRANK AND CAMSHAFT WHICH CAME LOOSE AND WAS VERY NEAR FAILURE. ENGINE HAD 1,120 HOURS TOTAL SINCE NEW. THE STUDS IN THE REAR OF THE CASE SHOULD BE
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